<template>
  <div class="bgdiv">
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <el-card>
      <el-row :gutter="20">
        <el-col :span="7">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用户</el-button>
        </el-col>
      </el-row>
      <el-table :data="userlist" stripe border>
        <el-table-column label="#" type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态" prop="mg_state">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"> </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" prop="role_name" width="180px">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini" @click="showEditDialog(scope.row.id)"></el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini"
              @click="removeUserById(scope.row.id)"></el-button>
            <el-button type="primary" icon="el-icon-setting" size="mini"
              @click="setUserRoleById(scope.row)"></el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum" :page-sizes="[1, 2, 5, 10]" :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper" :total="total">
      </el-pagination>
    </el-card>

    <el-dialog title="添加用户" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>

    <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>

    <el-dialog title="分配角色" :visible.sync="setRoleDialogVisible" width="50%">
      <div>
        <p>当前的用户: {{ userInfo.username }}</p>
        <p>当前的角色: {{ userInfo.role_name }}</p>
        <p>
          <el-select v-model="selectedRoledId" placeholder="请选择">
            <el-option v-for="item in rolesList" :key="item.id" :label="item.roleName" :value="item.id">
            </el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="closeRoleDialog">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
      </span>
    </el-dialog>


  </div>
</template>

<script>
  export default {
    data() {
      var checkEmail = (rule, value, cb) => {
        const regEmail = /^([0-9_A-Za-z_-])+@([0-9_A-Za-z_-])+(\.[0-9_A-Za-z_-])+/
        if (regEmail.test(value)) {
          return cb()
        }
        cb(new Error('请输入合法的邮箱'))
      }
      var checkMobile = (rule, value, cb) => {
        const regMobile = /^1[3-9]\d{9}$/
        if (regMobile.test(value)) {
          return cb()
        }
        cb(new Error('请输入合法的手机号'))
      }
      return {
        userInfo: {},
        rolesList: [],
        selectedRoledId: '',
        setRoleDialogVisible: false,
        queryInfo: {
          query: '',
          pagenum: 1,
          pagesize: 2
        },
        userlist: [],
        total: 0,
        addDialogVisible: false,
        addForm: {
          username: '',
          password: '',
          email: '',
          mobile: ''
        },
        addFormRules: {
          username: [{
              required: true,
              message: '请输入用户名',
              trigger: 'blur'
            },
            {
              min: 3,
              max: 10,
              message: "长度在3 ~ 10 之间",
              trigger: "blur"
            }
          ],
          password: [{
              required: true,
              message: '请输入密码',
              trigger: 'blur'
            },
            {
              min: 6,
              max: 15,
              message: "长度在6 ~ 15 之间",
              trigger: "blur"
            }
          ],
          email: [{
              required: true,
              message: '请输入邮箱',
              trigger: 'blur'
            },
            {
              validator: checkEmail,
              trigger: 'blur'
            }
          ],
          mobile: [{
              required: true,
              message: '请输入手机号',
              trigger: 'blur'
            },
            {
              validator: checkMobile,
              trigger: 'blur'
            }
          ]
        },
        editFormRules: {
          email: [{
              required: true,
              message: '请输入邮箱',
              trigger: 'blur'
            },
            {
              validator: checkEmail,
              trigger: 'blur'
            }
          ],
          mobile: [{
              required: true,
              message: '请输入手机号',
              trigger: 'blur'
            },
            {
              validator: checkMobile,
              trigger: 'blur'
            }
          ]
        },
        editDialogVisible: false,
        editForm: {},
      }
    },


    created() {
      this.getUserList()
    },

    methods: {
        closeRoleDialog() {
          this.setRoleDialogVisible = false
        },
        async saveRoleInfo() {
          // console.log(this.selectedRoledId)
          if (!this.selectedRoledId) {
            return this.$message.error('请选择要分配的角色')
          }
          const {
            data: res
          } = await this.$http.put(`users/${this.userInfo.id}/role`, {
            rid: this.selectedRoledId
          })
          if (res.meta.status !== 200) {
            return this.$message.error('更新角色失败')
          }
          this.$message.success('更新角色成功!')
          this.setRoleDialogVisible = false
          this.getUserList()
          // console.log(res)
      },
      // userInfo 来自 scope.row
      async setUserRoleById(userInfo) {
        console.log(userInfo)
        this.userInfo = userInfo
        this.setRoleDialogVisible = true
        const {
          data: res
        } = await this.$http.get('roles')
        if (res.meta.status !== 200) {
          return this.$message.error('获取角色信息失败!')
        }
        this.rolesList = res.data
        // console.log(res);
      },
      editUserInfo() {
        this.$refs.editFormRef.validate(async valid => {
          // console.log(valid)
          if (!valid) return
          const {
            data: res
          } = await this.$http.put('users/' + this.editForm.id, {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          })
          if (res.meta.status !== 200) {
            return this.$message.error('更新用户信息失败')
          }
          this.editDialogVisible = false
          this.getUserList()
          this.$message.success('更新用户信息成功')
        })
      },
      editDialogClosed() {
        this.$refs.editFormRef.resetFields()
      },

      async showEditDialog(id) {
        // console.log(id)
        const {
          data: res
        } = await this.$http.get('users/' + id)
        if (res.meta.status !== 200) {
          return this.$message.error('查询用户信息失败')
        }
        this.editForm = res.data
        this.editDialogVisible = true
        // console.log(this.editForm);

      },
      async removeUserById(id) {
        // console.log(id)
        const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        if (confirmResult !== 'confirm') return this.$message.info('已取消删除')

        const {
          data: res
        } = await this.$http.delete('users/' + id)
        if (res.meta.status == 200) {
          this.$message.success('删除用户成功')
        }
        this.getUserList()

      },
      addUser() {
        this.$refs.addFormRef.validate(async valid => {
          if (!valid) return
          const {
            data: res
          } = await this.$http.post('users', this.addForm)
          if (res.meta.status !== 201) {
            return this.$message.error('添加用户失败！')
          }
          this.$message.success('添加用户成功!')
          this.addDialogVisible = false
          this.getUserList()
        })
      },
      addDialogClosed() {
        this.$refs.addFormRef.resetFields()
      },
      async userStateChanged(userinfo) {
        console.log(userinfo)
        const {
          data: res
        } = await this.$http.put(`users/${userinfo.id}/state/${userinfo.mg_state}`)
        if (res.meta.status !== 200) {
          userinfo.mg_state = !userinfo.mg_state

        }
        this.$message.success('更新用户状态成功!')
      },

      handleSizeChange(newSize) {
        // console.log(newSize)
        this.queryInfo.pagesize = newSize
        this.getUserList()
      },

      handleCurrentChange(newPage) {
        // console.log(newPage)
        this.queryInfo.pagenum = newPage
        this.getUserList()
      },

      async getUserList() {
        const {
          data: res
        } = await this.$http.get('users', {
          params: this.queryInfo
        })
        if (res.meta.status !== 200) {
          return this.$message.error('获取用户列表失败!')
        }
        this.userlist = res.data.users
        this.total = res.data.total
        console.log(res);
      }
    } //methods
  }
</script>

<style lang="less" scoped>
  .el-pagination {
    margin: 10px;
  }

  .item {
    padding: 18px 0;
  }

  .box-card {
    width: 480px;
  }
</style>